Method: Fast.search

Defined in:
lib/fast.rb

.search(pattern, node, *args) { ... } ⇒ Object

Search recursively into a node and its children. If the node matches with the pattern it returns the node, otherwise it recursively collect possible children nodes

Yields:

  • node and capture if block given



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# File 'lib/fast.rb', line 259

def search(pattern, node, *args)
  if (match = match?(pattern, node, *args))
    yield node, match if block_given?
    match != true ? [node, match] : [node]
  else
    case node
    when Array
      node.flat_map { |child| search(pattern, child, *args) }
    else
      node.each_child_node
        .flat_map { |child| search(pattern, child, *args) }
        .compact.flatten
    end
  end
end